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Diffstat (limited to 'Lib/test/test_deque.py')
| -rw-r--r-- | Lib/test/test_deque.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/test_deque.py b/Lib/test/test_deque.py index 4c5d1ee..56031a7 100644 --- a/Lib/test/test_deque.py +++ b/Lib/test/test_deque.py @@ -396,6 +396,12 @@ class TestVariousIteratorArgs(unittest.TestCase): d.pop() self.assertRaises(RuntimeError, it.next) + def test_runtime_error_on_empty_deque(self): + d = deque() + it = iter(d) + d.append(10) + self.assertRaises(RuntimeError, it.next) + class Deque(deque): pass |